mirror of
https://github.com/lgandx/Responder.git
synced 2025-07-05 20:41:22 -07:00
Added IPv6 support
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lgandx
parent
bc812da2ef
commit
5d4510cc1d
13 changed files with 352 additions and 138 deletions
120
utils.py
120
utils.py
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@ -24,8 +24,24 @@ import settings
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import datetime
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import codecs
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import struct
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import random
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try:
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import netifaces
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except:
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sys.exit('You need to install python-netifaces or run Responder with python3...\nTry "apt-get install python-netifaces" or "pip install netifaces"')
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from calendar import timegm
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def if_nametoindex2(name):
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if settings.Config.PY2OR3 == "PY2":
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import ctypes
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import ctypes.util
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libc = ctypes.CDLL(ctypes.util.find_library('c'))
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ret = libc.if_nametoindex(name)
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return ret
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else:
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return socket.if_nametoindex(settings.Config.Interface)
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def RandomChallenge():
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if settings.Config.PY2OR3 == "PY3":
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if settings.Config.NumChal == "random":
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@ -128,17 +144,30 @@ def RespondWithIPAton():
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else:
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return settings.Config.IP_aton.decode('latin-1')
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def RespondWithIP():
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def RespondWithIPPton():
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if settings.Config.PY2OR3 == "PY2":
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if settings.Config.ExternalIP:
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return settings.Config.ExternalIP
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if settings.Config.ExternalIP6:
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return settings.Config.ExternalIP6Pton
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else:
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return settings.Config.Bind_To
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return settings.Config.IP_Pton6
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else:
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if settings.Config.ExternalIP:
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return settings.Config.ExternalIP
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if settings.Config.ExternalIP6:
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return settings.Config.ExternalIP6Pton.decode('latin-1')
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else:
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return settings.Config.Bind_To
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return settings.Config.IP_Pton6.decode('latin-1')
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def RespondWithIP():
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if settings.Config.ExternalIP:
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return settings.Config.ExternalIP
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else:
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return settings.Config.Bind_To
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def RespondWithIP6():
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if settings.Config.ExternalIP6:
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return settings.Config.ExternalIP6
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else:
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return settings.Config.Bind_To6
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def OsInterfaceIsSupported():
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if settings.Config.Interface != "Not set":
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@ -148,6 +177,16 @@ def OsInterfaceIsSupported():
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def IsOsX():
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return sys.platform == "darwin"
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def IsIPv6IP(IP):
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if IP == None:
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return False
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regex = "(([0-9a-fA-F]{1,4}:){7,7}[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,7}:|([0-9a-fA-F]{1,4}:){1,6}:[0-9a-fA-F]{1,4}|([0-9a-fA-F]{1,4}:){1,5}(:[0-9a-fA-F]{1,4}){1,2}|([0-9a-fA-F]{1,4}:){1,4}(:[0-9a-fA-F]{1,4}){1,3}|([0-9a-fA-F]{1,4}:){1,3}(:[0-9a-fA-F]{1,4}){1,4}|([0-9a-fA-F]{1,4}:){1,2}(:[0-9a-fA-F]{1,4}){1,5}|[0-9a-fA-F]{1,4}:((:[0-9a-fA-F]{1,4}){1,6})|:((:[0-9a-fA-F]{1,4}){1,7}|:)|fe80:(:[0-9a-fA-F]{0,4}){0,4}%[0-9a-zA-Z]{1,}|::(ffff(:0{1,4}){0,1}:){0,1}((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])|([0-9a-fA-F]{1,4}:){1,4}:((25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9])\.){3,3}(25[0-5]|(2[0-4]|1{0,1}[0-9]){0,1}[0-9]))"
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ret = re.search(regex, IP)
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if ret:
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return True
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else:
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return False
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def FindLocalIP(Iface, OURIP):
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if Iface == 'ALL':
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return '0.0.0.0'
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@ -155,6 +194,19 @@ def FindLocalIP(Iface, OURIP):
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try:
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if IsOsX():
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return OURIP
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elif IsIPv6IP(OURIP):
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s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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s.setsockopt(socket.SOL_SOCKET, 25, str(Iface+'\0').encode('utf-8'))
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s.connect(("127.0.0.1",9))#RFC 863
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ret = s.getsockname()[0]
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s.close()
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return ret
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elif IsIPv6IP(OURIP) == False and OURIP != None:
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return OURIP
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elif OURIP == None:
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s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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s.setsockopt(socket.SOL_SOCKET, 25, str(Iface+'\0').encode('utf-8'))
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@ -162,11 +214,45 @@ def FindLocalIP(Iface, OURIP):
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ret = s.getsockname()[0]
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s.close()
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return ret
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return OURIP
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except socket.error:
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print(color("[!] Error: %s: Interface not found" % Iface, 1))
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sys.exit(-1)
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def FindLocalIP6(Iface, OURIP):
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if Iface == 'ALL':
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return '::'
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try:
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if IsIPv6IP(OURIP) == False:
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try:
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#Let's make it random so we don't get spotted easily.
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randIP = "2001:" + ":".join(("%x" % random.randint(0, 16**4) for i in range(7)))
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s = socket.socket(socket.AF_INET6, socket.SOCK_DGRAM)
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s.connect((randIP+':80', 1))
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IP = s.getsockname()[0]
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print('IP is: %s'%IP)
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return IP
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except:
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try:
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#Try harder; Let's get the local link addr
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IP = str(netifaces.ifaddresses(Iface)[netifaces.AF_INET6][0]["addr"].replace("%"+Iface, ""))
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return IP
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except:
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IP = '::1'
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print("[+] You don't have an IPv6 address assigned.")
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return IP
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else:
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return OURIP
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except socket.error:
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print(color("[!] Error: %s: Interface not found" % Iface, 1))
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sys.exit(-1)
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# Function used to write captured hashs to a file.
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def WriteData(outfile, data, user):
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logging.info("[*] Captured Hash: %s" % data)
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@ -336,14 +422,20 @@ def SaveDHCPToDb(result):
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cursor.close()
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def Parse_IPV6_Addr(data):
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if data[len(data)-4:len(data)][1] ==b'\x1c':
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return False
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if data[len(data)-4:len(data)] == b'\x00\x1c\x00\x01':
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return 'IPv6'
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elif data[len(data)-4:len(data)] == b'\x00\x01\x00\x01':
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return True
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elif data[len(data)-4:len(data)] == b'\x00\xff\x00\x01':
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return True
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return False
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def IsIPv6(data):
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if "::ffff:" in data:
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return False
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else:
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return True
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def Decode_Name(nbname): #From http://code.google.com/p/dpkt/ with author's permission.
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try:
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from string import printable
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@ -435,14 +527,18 @@ def StartupMessage():
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print(' %-27s' % "Force Basic Auth" + (enabled if settings.Config.Basic else disabled))
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print(' %-27s' % "Force LM downgrade" + (enabled if settings.Config.LM_On_Off == True else disabled))
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print(' %-27s' % "Force ESS downgrade" + (enabled if settings.Config.NOESS_On_Off == True or settings.Config.LM_On_Off == True else disabled))
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print(' %-27s' % "Fingerprint hosts" + (enabled if settings.Config.Finger_On_Off == True else disabled))
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print('')
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print(color("[+] ", 2, 1) + "Generic Options:")
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print(' %-27s' % "Responder NIC" + color('[%s]' % settings.Config.Interface, 5, 1))
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print(' %-27s' % "Responder IP" + color('[%s]' % settings.Config.Bind_To, 5, 1))
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print(' %-27s' % "Responder IPv6" + color('[%s]' % settings.Config.Bind_To6, 5, 1))
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if settings.Config.ExternalIP:
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print(' %-27s' % "Responder external IP" + color('[%s]' % settings.Config.ExternalIP, 5, 1))
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if settings.Config.ExternalIP6:
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print(' %-27s' % "Responder external IPv6" + color('[%s]' % settings.Config.ExternalIP6, 5, 1))
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print(' %-27s' % "Challenge set" + color('[%s]' % settings.Config.NumChal, 5, 1))
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if settings.Config.Upstream_Proxy:
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print(' %-27s' % "Upstream Proxy" + color('[%s]' % settings.Config.Upstream_Proxy, 5, 1))
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